$219 Cheap Flights from Boise (BOI) to Lake Charles (LCH)

View $219 flight on Mon, Jan 26, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Lake Charles, LA (LCH-Lake Charles Regional)

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Cheap Flights from Boise to Lake Charles (BOI-LCH)

Prices were available within the past 7 days and start at $219 for one-way flights and $369 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jan 6 - Tue, Jan 13
BOI
Boise
LCH
Lake Charles
$369 Roundtrip, found 4 hours ago
$369
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Jan 6 from Boise to Lake Charles, returning Tue, Jan 13, priced at $369 found 4 hours ago
American Airlines
Fri, Jan 9 - Sat, Jan 24
BOI
Boise
LCH
Lake Charles
$379 Roundtrip, found 6 days ago
$379
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Jan 9 from Boise to Lake Charles, returning Sat, Jan 24, priced at $379 found 6 days ago
American Airlines
Tue, Jan 13 - Tue, Jan 27
BOI
Boise
LCH
Lake Charles
$384 Roundtrip, found 6 days ago
$384
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 13 from Boise to Lake Charles, returning Tue, Jan 27, priced at $384 found 6 days ago
United
Mon, Jan 12 - Sat, Jan 31
BOI
Boise
LCH
Lake Charles
$414 Roundtrip, found 6 days ago
$414
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 12 from Boise to Lake Charles, returning Sat, Jan 31, priced at $414 found 6 days ago
American Airlines
Tue, Jan 20 - Tue, Feb 3
BOI
Boise
LCH
Lake Charles
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 20 from Boise to Lake Charles, returning Tue, Feb 3, priced at $419 found 6 days ago
American Airlines
Tue, Jan 13 - Wed, Jan 28
BOI
Boise
LCH
Lake Charles
$424 Roundtrip, found 6 days ago
$424
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 13 from Boise to Lake Charles, returning Wed, Jan 28, priced at $424 found 6 days ago
American Airlines
Tue, Jan 13 - Mon, Feb 2
BOI
Boise
LCH
Lake Charles
$436 Roundtrip, found 6 days ago
$436
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 13 from Boise to Lake Charles, returning Mon, Feb 2, priced at $436 found 6 days ago
United
Sun, Jan 11 - Tue, Jan 20
BOI
Boise
LCH
Lake Charles
$439 Roundtrip, found 6 days ago
$439
Roundtrip
found 6 days ago
Select United flight, departing Sun, Jan 11 from Boise to Lake Charles, returning Tue, Jan 20, priced at $439 found 6 days ago
United
Wed, Jan 7 - Fri, Jan 23
BOI
Boise
LCH
Lake Charles
$447 Roundtrip, found 6 days ago
$447
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 7 from Boise to Lake Charles, returning Fri, Jan 23, priced at $447 found 6 days ago
United
Thu, Jan 15 - Tue, Jan 27
BOI
Boise
LCH
Lake Charles
$453 Roundtrip, found 6 days ago
$453
Roundtrip
found 6 days ago
Select United flight, departing Thu, Jan 15 from Boise to Lake Charles, returning Tue, Jan 27, priced at $453 found 6 days ago
Flights from Boise (BOI) to Lake Charles (LCH)
Origin airport
Boise
Destination airport
Lake Charles Regional
Airlines serving
American Airlines, United
Roundtrip price
$368
Distance
1565 mi

Boise to Lake Charles Flights

The cheapest times to fly from Boise to Lake Charles

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to Lake Charles are during the month of January. You can find some of the cheapest flights from Boise to Lake Charles with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Lake Charles

Sunday is one of the best days to book for cheap flights from Boise to Lake Charles: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to Lake Charles

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to Lake Charles in 2025. You can also book with separate airlines for your outbound and return journeys, from $219 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to Lake Charles flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to Lake Charles airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Lake Charles Regional Airport (LCH) cost?
Get a cheap one-way flight from $219 or cheap return flight from $369 from Boise Airport (BOI) to Lake Charles Regional Airport (LCH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Lake Charles Regional Airport (LCH)?
Flying in January may help you find better deals, as it's the cheapest month for flights between BOI and LCH. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Boise Airport (BOI) to Lake Charles Regional Airport (LCH)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BOI to LCH flight.
How many flights per day from Boise Airport (BOI) to Lake Charles Regional Airport (LCH)?
There aren't any daily direct flights departing from Boise Airport (BOI) to Lake Charles Regional Airport (LCH). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from BOI to LCH?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Lake Charles Regional Airport (LCH)?
Book a flight from Boise Airport (BOI) to Lake Charles Regional Airport (LCH) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Lake Charles Regional Airport (LCH) last-minute?
Booking your flight from BOI to LCH just before your journey is usually more expensive. But if there's some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a BOI to LCH flight and hotel package?
Securing a BOI to LCH flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Lake Charles Regional Airport (LCH)?
If you reserved your BOI to LCH flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.